1,343 research outputs found

    Exploring an Analogical Citizenship for Europe

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    The cultural, economic and political crisis affecting the European Union (EU) today is manifested in the political community’s lack of enthusiasm and cohesion. An effort to reverse this situation – foster ‘EU identity’ – was the creation of EU citizenship. Citizen- ship implies a people and a polity. But EU citizens already belong to national polities. Should EU citizenship override national citizenship or coexist with it? Postnationalists like Habermas have suggested EU citizenship can overcome nationalisms, grounding political belonging on the body of laws that members of the post- national polity generate in the public sphere. Cosmopolitan communitarianists like Bellamy, by contrast, think that EU citizens should form a mixed commonwealth, with political belonging based on national citizenship. I will argue in favour of the second option, and submit an analogical reading of the ensuing ideas of citizenship, identity and polity. Cosmopolitan communitarianist EU citizenship promises to better foster the great richness of European national cultural, religious, historical, political, legal and linguistic diversity in a ‘mixed’ polity. Its main challenge is how to keep the diverse, mixed polity together

    Brazilian savanna fruits contain higher bioactive compounds content and higher antioxidant activity relative to the conventional red delicious apple

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    The bioactive compounds content and the antioxidant activity (AA) of twelve fruits native to the Cerrado were compared with the Red Delicious apple by means of the antiradical efficiency (using the 2,2-diphenyl-1-picrylhydrazil assay/DPPH), ferric reducing antioxidant power (FRAP) and the b-carotene/linoleic system. The antiradical efficiency (AE) and the kinetic parameters (Efficient concentration/EC50 and time needed to reach the steady state to EC50 concentration/TEC50) of the DPPH curve were also evaluated for comparison with the Trolox equivalent (TE) values. A strong, significant and positive correlation was observed between the TE and AE values, whereas a weak and negative correlation was observed between TE and EC50, suggesting that the values of AE and TE are more useful for the determination of antiradical activity in fruits than the widely used EC50. The total phenolic content found in the fruits corresponded positively to their antioxidant activity. The high content of bioactive compounds (flavanols, anthocyanins or vitamin C) relative to the apple values found in araticum, cagaita, cajuzinho, jurubeba, lobeira, magaba and tucum corresponded to the high antioxidant activity of these fruits. Flavanols and anthocyanins may be the main bioactive components in these Cerrado fruits. The daily consumption of at least seven of the twelve Cerrado fruits studied, particularly, araticum, cagaita, lobeira and tucum, may confer protection against oxidative stress, and thus, they may prevent chronic diseases and premature aging. The findings of this study should stimulate demand, consumption and cultivation of Cerrado fruits and result in sustainable development of the region where this biome dominates

    Now Let Us Make Europeans - Citizenship, Solidarity and Identity in a Multicultural Europe

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    The Euro crisis has hit "Europe" (the European Union, or EU) at its root. Economic harshness, social unrest and political turmoil betray a deeper problem: a weak pan-European sense of belonging - a common political identity thanks to which European citizens may regard each other as equals, and therefore as deserving of recognition, trust, and solidarity. This paper explores interculturalism from an analogical perspective, looking at the harmonious interplay between human rights and cultural plurality, as a possible source of trust and solidarity among European citizens. Only a common - even if analogical - political identity, whereby European citizens regard each other, if not as "siblings" at least as "cousins," can make the sacrifices required to overcome the crisis meaningful - and therefore less unlikely to happen

    La música del Amadís de Gaula: La “Leonoreta” y su tradición métrico-melódica

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    El presente artículo está integrado en el proyecto de investigación Historia de la Métrica Medieval Castellana (FFI2009-09300), financiado por el Ministerio de Universidades de España y dirigido por Fernando Gómez Redondo. Este trabajo forma parte de una serie de artículos dedicados a investigar la incidencia de la música en los aspectos métricos de lírica románica medieval europea. Continuamos en esta investigación la publicación iniciada con A. Rossell, 2010

    European identity and other mysteries - seeking out the hidden source of unity for a troubled polity

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    The economic crisis in Europe exposes the European Union’s (EU) political fragility. How a polity made of very different states can live up to the motto “Europe united in diversity” is difficult to envisage in practice. In this paper I attempt an “exegesis”—a critical explanation or interpretation of a series of published pieces (“the Series”) which explores, first of all, if European unity (and what kind) is desirable at all. Second, it presents a methodology running throughout the Series —analogical hermeneutics—to approach the problem of unity. Third, it conceptualises the source of unity as political identity (and solidarity). Fourth, it advances that such identity could be found in a shared, analogical language: the political culture of human rights which is arguably common to all EU present and potential member states. Fifth, it submits the conditions under which such political culture could ground political identity (through an open public sphere). Notwithstanding that the economic crisis can be solved by means of a sound economic strategy (which is not the main object of my work), any successful economic strategy requires—as a precondition—a certain degree of political unity (the central concern of my research)

    Europe United in Diversity—An Analogical Hermeneutics Perspective

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    At a moment when a new crisis threatens Europe—a crisis containing, among other ingredients, COVID-19, a faltering economy, immigration and Brexit—the European Union (EU)’s motto ‘Europe united in diversity’ would appear progressively less attainable. This paper submits that the European ideal is still both desirable and possible through the fostering of political unity at the constitutional (regime) level by using the notions of analogical state and analogical culture, and at the community level by the enablement of public sphere secularity and relational interculturalism. These concepts share the intuition that the EU should be envisaged in a more flexible manner, and carry several policy implications for the future of European integration

    Allelopathic effect of Solanum lycocarpum A. St.-Hil. leaves on the germination and growth of Sesamum indicum L. (Pedaliaceae) under different temperatures

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    Alelopatia pode ser definida como o efeito maléfico ou benéfico que uma planta exerce sobre a outra por meio de compostos químicos liberados no ambiente. Diversas espécies do gênero Solanum apresentam evidências de propriedades alelopáticas. S. lycocarpum A. St.-Hil (lobeira) é espécie de ampla distribuição em ambientes perturbados do Cerrado. No presente trabalho foram investigados efeitos alelopáticos de extratos de folhas de lobeira na germinação e no crescimento do gergelim (Sesamum indicum L.). Extratos aquosos das folhas foram preparados nas concentrações de 1%, 2%, 3%, 4% e 5% (p/v). A osmolaridade dos extratos foi medida e soluções de polietileno glicol (PEG 6000), de osmolaridade similar, foram preparadas para avaliar possíveis efeitos osmóticos dos extratos aquosos. Nos testes de germinação, as sementes de gergelim foram colocadas em placas de Petri forradas com papel de filtro com a solução a ser testada e observadas a cada 8h. Para os experimemtos de crescimento, sementes de gergelim foram germinadas em água e posteriormente dispostas para crescimento nos extratos. Após 5 dias, foram medidos os comprimentos da parte aérea e radicular das plântulas. Todos os experimentos foram conduzidos a 22ºC, 30ºC e 38ºC. Observou-se que os extratos de folhas não afetaram a germinabilidade, mas aumentaram o tempo médio de germinação em uma relação próxima à dose-dependente, nas três temperaturas. Quanto ao crescimento, a parte radicular foi a mais afetada pelos extratos aquosos, apresentando redução no tamanho, necroses, ausência de pêlos absorventes e formação de raízes laterais. Os efeitos dos extratos no crescimento das plântulas foram mais evidentes a 38ºC. Os experimentos conduzidos com soluções de PEG 6000 mostraram que os efeitos observados na presença dos extratos não são de natureza osmótica. _________________________________________________________________________________ ABSTRACTAllelopathy should be defined as any stimulatory or inhibitory effect by one plant on another through production of chemical compounds released into the environment. Several Solanum species have shown some allelopathic property. S. lycocarpum is largely distributed on disturbed areas of the Brazilian Cerrado. In the present study the effects of aqueous extracts of S. lycocarpum leaves on the germination and growth of Sesanum indicum L. (sesame) were investigated. Aqueous leaf extracts at concentrations of 1%, 2%, 3%, 4%, and 5% (w/v) were prepared. The osmolarity of the extracts were measured and solutions of polyethylene glycol (PEG 6000) of similar osmolarity were prepared to evaluate osmotic effects of the extracts on sesame germination and growth. The experiments were carried out on petri dishes lined by two layers of filter paper plus the solutions to be tested. For the germination experiments the number of germinated seeds was checked every 8h. For the growth experiments sesame seeds were previously germinated in water and disposed to grow in the extracts. After five days of incubation the root and shoot length of the seedlings was measured. All the experiments were performed at 22ºC, 30ºC and 38ºC. The extracts did not affect the germinability but increased the average germination time in a dose-dependent manner at the three temperatures. The root growth was more affected by the extracts, showing tip-necrosis, absence of root hairs, and formation of secondary roots. These effects were more evident at 38ºC. Using PEG 6000 it was shown that the observed effects were not due to osmotic properties of the leaf extracts

    Genome sequence and effectorome of Moniliophthora perniciosa and Moniliophthora roreri subpopulations

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    Background: The hemibiotrophic pathogens Moniliophthora perniciosa (witches' broom disease) and Moniliophthora roreri (frosty pod rot disease) are among the most important pathogens of cacao. Moniliophthora perniciosa has a broad host range and infects a variety of meristematic tissues in cacao plants, whereas M. roreri infects only pods of Theobroma and Herrania genera. Comparative pathogenomics of these fungi is essential to understand Moniliophthora infection strategies, therefore the detection and in silico functional characterization of effector candidates are important steps to gain insight on their pathogenicity. Results: Candidate secreted effector proteins repertoire were predicted using the genomes of five representative isolates of M. perniciosa subpopulations (three from cacao and two from solanaceous hosts), and one representative isolate of M. roreri from Peru. Many putative effectors candidates were identified in M. perniciosa: 157 and 134 in cacao isolates from Bahia, Brazil; 109 in cacao isolate from Ecuador, 92 and 80 in wild solanaceous isolates from Minas Gerais (Lobeira) and Bahia (Caiçara), Brazil; respectively. Moniliophthora roreri showed the highest number of effector candidates, a total of 243. A set of eight core effectors were shared among all Moniliophthora isolates, while others were shared either between the wild solanaceous isolates or among cacao isolates. Mostly, candidate effectors of M. perniciosa were shared among the isolates, whereas in M. roreri nearly 50% were exclusive to the specie. In addition, a large number of cell wall-degrading enzymes characteristic of hemibiotrophic fungi were found. From these, we highlighted the proteins involved in cell wall modification, an enzymatic arsenal that allows the plant pathogens to inhabit environments with oxidative stress, which promotes degradation of plant compounds and facilitates infection. Conclusions: The present work reports six genomes and provides a database of the putative effectorome of Moniliophthora, a first step towards the understanding of the functional basis of fungal pathogenicity

    Exploring Cosmopolitan Communitarianist EU citizenship - An analogical reading

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    Postnationalists like Habermas have suggested EU citizenship as a way to overcome nationalisms, grounding political belonging on the body of laws that members of the postnational polity generate in the public sphere. Cosmopolitan communitarianist like Bellamy think that EU citizens should form a mixed-commonwealth, with political belonging based on their nations. I will argue that the second option is more desiderable and submit the analogical character of the ensuing ideas of the citizenship, identity and polity. Cosmopolitan communitarianist citizenship promises to better foster the great richness of European national cultural, religious, historical, political, legal and linguistic diversity while still maintaining a certain unity to form a "mixed" polity

    Liberal Democracy: Culture Free? The Habermas-Ratzinger Debate and its Implications for Europe

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    The increasing number of residents and citizens with non-Western cultural backgrounds in the European Union (EU) has prompted the question of whether EU member states (and other Western democracies) can accommodate the newcomers and maintain their free polities (‘liberal democracies’). The answer depends on how important – if at all – cultural groundings are to democratic polities. The analysis of a fascinating Habermas-Ratzinger debate on the ‘pre-political moral foundations of the free-state’ suggests that while legitimacy originates on the will of the citizens that conform the political community, liberal democracies might not be completely free from moral principles implicit in their political culture. This possibility has normative implications for the political future of the EU - and of the West in general - particularly regarding immigration, integration and citizenship policies
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